While not as popular as other brands outside the U.S., Amsoil synthetic motor oil products cater to the automotive, power sports, industrial, and racing sectors. Since Amsoil motor oil is less ...

The French motor oil company Motul may be best known for ... Shell's Rotella line of synthetic oils is one of the most popular diesel oils. It's a clean and reliable full synthetic oil that ...

According to AAA, most automakers now recommend oil change intervals between 5,000 and 7,500 miles for vehicles using conventional oil. If your car requires full-synthetic motor oil, that range ...

CR experts tell you everything you need to know about your car’s engine oilBy Benjamin PrestonSynthetic oil used to be something only performance cars needed, but not anymore.Now it’s the ...

There’s more to it than just synthetic and conventional motor oil. What type of motor oil is right for your car? This is an age-old question usually encountered when you’re standing in an auto parts ...